|别名||硫化铅 ;方铅矿,硫化铅晶体;lead monosulfide natural lead sulfide|
|标识符号||GHS07, GHS08, GHS09|
|个人防护设备||Eyeshields,full-face particle respirator type N100 (US),Gloves,respirator cartridge type N100 (US),type P1 (EN143) respirator filter,type P3 (EN 143) respirator cartridges|
Controllable synthesis and adjustable antineoplastic activity of bovine serum albumin-conjugated PbS/Ag2S core/shell nano-composites.
Series of mono-dispersed bovine serum albumin (BSA)-conjugated PbS/Ag(2)S core/shell nano-composites with different Pb/Ag ratios had been successfully synthesized by an ion-exchange method under the g...Read More
Aptamer based strategy for cytosensing and evaluation of HER-3 on the surface of MCF-7 cells by using the signal amplification of nucleic acid-functionalized nanocrystals.
The electrochemical detection of cell lines of MCF-7 (human breast cancer) has been reported, using magnetic beads for the separation tool and high-affinity DNA aptamers for signal recognition. The hi...Read More
A tandem-structure sensitized solar cell, comprising different inorganic semiconductor quantum dots (QDs) as sensitizers in two different compartments, has been designed for the first time with the ai...Read More
Synthesis and spectral studies on Pb(II) dithiocarbamate complexes containing benzyl and furfuryl groups and their use as precursors for PbS nanoparticles.
Nine lead bis(dithiocarbamate) complexes based on benzyl and furfuryl groups have been prepared. The complexes were characterized using IR and NMR spectroscopy. All the complexes showed the expected s...Read More
Giant and Broad-Band Absorption Enhancement in Colloidal Quantum Dot Monolayers through Dipolar Coupling.
The absorption cross section of colloidal quantum dots in close-packed monolayers shows a 4 (CdSe) to 5-fold (PbS) enhancement compared to quantum dots in a dilute dispersion. Quantitative agreement i...Read More
Two-dimensional (2D) sheets are currently in the spotlight of nanotechnology owing to high-performance device fabrication possibilities. Building a free-standing quantum sheet with controlled morpholo...Read More
Piezoelectric-polarization-enhanced photovoltaic performance in depleted-heterojunction quantum-dot solar cells.
Piezoelectric polarization at the ZnO/PbS-quantum-dot (QD) interface can be used to engineer the heterojunction band structure and manipulate the width of the depletion region in the QD layer. This pi...Read More
N-type PbS colloidal-quantum-dot (CQD) films are fabricated using a controlled halide chemical treatment, applied in an inert processing ambient environment. The new materials exhibit a mobility of 0....Read More
Triplet exciton dissociation in singlet exciton fission devices with three classes of acceptors are characterized: fullerenes, perylene diimides, and PbS and PbSe colloidal nanocrystals. Using photocu...Read More
Conjoining different semiconductor materials in a single nano-composite provides synthetic means for the development of novel optoelectronic materials offering a superior control over the spatial dist...Read More
Infrared photodetectors based on CVD-grown graphene and PbS quantum dots with ultrahigh responsivity.
Infrared photodetectors based on single-layer CVD-grown graphene and PbS quantum dots, which are fabricated by solution processing, show ultrahigh responsivities of up to 10(7) A/W under infrared lig...Read More
Environmental concerns regarding the use of certain chemicals in the froth flotation of minerals have led investigators to explore biological entities as potential substitutes for the reagents in vogu...Read More
Colorimetric method for determining Pb2+ ions in water enhanced with non-precious-metal nanoparticles.
Sulfur anions and their derivatives have long been recognized for their high selectivity and reactivity toward Pb(2+) ions and formation of highly absorptive yet water-insoluble compounds with both ac...Read More
'Green'-synthesized near-infrared PbS quantum dots with silica-PEG dual-layer coating: ultrastable and biocompatible optical probes for in vivo animal imaging.
In this paper, PbS semiconductor quantum dots (QDs) with near-infrared (NIR) photoluminescence were synthesized in oleic acid and paraffin liquid mixture by using an easily handled and 'green...Read More
A lot of interesting and sophisticated examples of nanoparticle (NP) self-assembly (SA) are known. From both fundamental and technological standpoints, this field requires advancements in three princi...Read More
An intrinsic mechanism of photoinduced hole transfer reactions occurring at the grapheme-PbS interface is described with the purpose of building a tunable photosensor with a responsivity of more than ...Read More
Photocatalytic activity of quantum dots incorporated in molecular sieves for generation of hydrogen.
MCM-41 molecular sieve coupled with lead sulfide quantum dots (PbS-MCM-41) was prepared by ion-exchange method. The photocatalysts were characterized by X-ray diffraction (XRD), scanning electron micr...Read More
Ordered nanopillar structured electrodes for depleted bulk heterojunction colloidal quantum dot solar cells.
A bulk heterojunction of ordered titania nanopillars and PbS colloidal quantum dots is developed. By using a pre-patterned template, an ordered titania nanopillar matrix with nearest neighbours 275 nm...Read More
Infrared colloidal lead chalcogenide nanocrystals: synthesis, properties, and photovoltaic applications.
Simple solution phase, catalyst-free synthetic approaches that offer monodispersed, well passivated, and non-aggregated colloidal semiconductor nanocrystals have presented many research opportunities ...Read More
Controlled synthesis of compositionally tunable ternary PbSe(x)S(1-x) as well as binary PbSe and PbS nanowires.
High-quality compositionally tunable ternary PbSe(x)S(1-x) (x = 0.23, 0.39, 0.49, 0.68, and 0.90) nanowires (NWs) and their binary analogues have been grown using solution-liquid-solid growth with lea...Read More
The successful transfer of oil-soluble quantum dots (QDs) into water is critical for many of their bioapplications. In this paper, the impacts of four various strategies (i.e., via micelles, nanohydro...Read More
Increase of third-order nonlinear optical activity of PbS quantum dots in zeolite Y by increasing cation size.
The third-order nonlinear optical (3NLO) activity of PbS quantum dots (QDs) encapsulated in zeolite Y has been expected to depend sensitively on the countercation of the zeolite host. However, ion exc...Read More
We fabricated three-dimensional silicon nanopillar array (SiNP)-based photovoltaic (PV) devices using PbS quantum dots (QDs) as the hole-transporting layers. The core-shell structured device, which is...Read More
We demonstrate an organic/inorganic hybrid photovoltaic device architecture that uses singlet exciton fission to permit the collection of two electrons per absorbed high-energy photon while simultaneo...Read More